Source Materials
This page provides access to indexes of all source materials organized by document type.
Technical Bulletins
- HCOB (Hubbard Communications Office Bulletins) (3,173 documents)
- HCO Bulletin Attachment (86 documents)
- HCO Bulletin (From Ability) (11 documents)
Policy Letters
- HCO Policy Letter (4,528 documents)
- Board Policy Letter (659 documents)
- HCO Policy Letter Attachment (146 documents)
- HCO Policy Letter (excerpt) (57 documents)
- Board Policy Letter Attachment (48 documents)
- Founding Church Policy Letter (45 documents)
- Scientology Policy Directive (39 documents)
- HASI Policy Letter (38 documents)
- HCO Policy Letter (From Ability) (10 documents)
- HCO WW Policy Letter (5 documents)
Executive Directives
- LRH Executive Directive (523 documents)
- Sea Organization Executive Directive (520 documents)
- Executive Directive (214 documents)
- Secretarial Executive Directive (95 documents)
- Sea Organization Executive Directive Attachment (41 documents)
- Freedom (36 documents)
- IMEC Executive Directive (25 documents)
- LRH Executive Directive Attachment (18 documents)
- CCED (12 documents)
- Pubs Executive Directive (10 documents)
Orders
- Flag Order (1,972 documents)
- Orders of the Day (68 documents)
- Flag Conditions Order (37 documents)
- HCO Ethics Order (25 documents)
- Flag Order Attachment (23 documents)
- Central Bureaux Order (19 documents)
- AOLA Ethics Order (10 documents)
- Flag Ship Order (10 documents)
- Base Flag Order (8 documents)
Bulletins
- Board Technical Bulletin (445 documents)
- Professional Auditor's Bulletin (205 documents)
- Operational Bulletin (22 documents)
- HCO Training Bulletin (13 documents)
- Board Technical Bulletin Attachment (12 documents)
- Technical Bulletin (5 documents)
Letters
- HCO Information Letter (193 documents)
- HCO Administrative Letter (73 documents)
- HCO Executive Letter (34 documents)
- HCO Technical Advice Letter (20 documents)
- HCO Newsletter (13 documents)
- Distribution Division Advice Letter (12 documents)
- HCO Technical Letter (11 documents)
- Technical Advice Letter (6 documents)
- Associate Newsletter (5 documents)
Publications
- Journal of Scientology (43 documents)